.loop {
  margin: 0 auto;
  width: 560px;
  height: 305px;
  border: 1px solid black;
  position: relative;
}
.loop .img-box {
  height: 100%;
}
.loop .img-box a {
  display: block;
  height: 100%;
  overflow: hidden;
}
.loop .img-box a .img {
  display: block;
  width: 100%;
}
.loop .title {
  position: absolute;
  left: 10px;
  bottom: 10px;
  color: #ffffff;
  font-weight: 700;
}
.loop .nav {
  position: absolute;
  right: 10px;
  bottom: 10px;
  display: flex;
  z-index: 1;
  align-items: center;
}
.loop .nav li {
  width: 8px;
  height: 8px;
  background-color: #93969b;
  margin-left: 5px;
  border-radius: 50%;
}
.loop .nav li.active {
  background-color: #2673c1;
  width: 12px;
  height: 12px;
}
